2016-12-08 | Paul Boddie | file changeset files shortlog | Ensure that base classes provide the attributes they use. Added tests demonstrating the use of attributes in base classes that are not necessarily defined in those classes or in some subclasses. |
paul@2 | 1 | class C: |
paul@2 | 2 | def m(self): |
paul@2 | 3 | return 1 |
paul@2 | 4 | |
paul@2 | 5 | D = C # alias for C |
paul@2 | 6 | |
paul@266 | 7 | print C # __main__.C |
paul@266 | 8 | print D # __main__.C |
paul@248 | 9 | |
paul@2 | 10 | class E: |
paul@2 | 11 | def m(self): |
paul@2 | 12 | return 2 |
paul@2 | 13 | |
paul@2 | 14 | F = E # alias for E |
paul@2 | 15 | |
paul@266 | 16 | print E # __main__.E |
paul@266 | 17 | print F # __main__.E |
paul@248 | 18 | |
paul@2 | 19 | def f(): |
paul@2 | 20 | c = C |
paul@2 | 21 | d = D # C |
paul@2 | 22 | cm = C.m |
paul@2 | 23 | dm = D.m # C.m |
paul@2 | 24 | |
paul@266 | 25 | print c # __main__.C |
paul@266 | 26 | print d # __main__.C |
paul@266 | 27 | print cm # __main__.C.m |
paul@266 | 28 | print dm # __main__.C.m |
paul@248 | 29 | |
paul@2 | 30 | c = E |
paul@2 | 31 | d = F # E |
paul@2 | 32 | cm = E.m |
paul@2 | 33 | dm = F.m # E.m |
paul@2 | 34 | |
paul@266 | 35 | print c # __main__.E |
paul@266 | 36 | print d # __main__.E |
paul@266 | 37 | print cm # __main__.E.m |
paul@266 | 38 | print dm # __main__.E.m |
paul@248 | 39 | |
paul@248 | 40 | f() |
paul@248 | 41 | |
paul@2 | 42 | Cm = C.m |
paul@2 | 43 | Dm = D.m |
paul@2 | 44 | Em = E.m |
paul@2 | 45 | Fm = F.m |
paul@2 | 46 | |
paul@266 | 47 | print Cm # __main__.C.m |
paul@266 | 48 | print Dm # __main__.C.m |
paul@266 | 49 | print Em # __main__.E.m |
paul@266 | 50 | print Fm # __main__.E.m |
paul@248 | 51 | |
paul@2 | 52 | def g(): |
paul@2 | 53 | Cm = E.m |
paul@2 | 54 | Dm = F.m # E.m |
paul@2 | 55 | |
paul@266 | 56 | print Cm # __main__.E.m |
paul@266 | 57 | print Dm # __main__.E.m |
paul@248 | 58 | |
paul@248 | 59 | g() |
paul@248 | 60 | |
paul@2 | 61 | def h(): |
paul@2 | 62 | global Em, Fm |
paul@2 | 63 | Em = C.m |
paul@2 | 64 | Fm = D.m # C.m |
paul@2 | 65 | |
paul@266 | 66 | print Em # __main__.C.m |
paul@266 | 67 | print Fm # __main__.C.m |
paul@248 | 68 | |
paul@248 | 69 | h() |
paul@248 | 70 | |
paul@266 | 71 | print Em # __main__.C.m |
paul@266 | 72 | print Fm # __main__.C.m |
paul@251 | 73 | |
paul@2 | 74 | Ci = C() |
paul@2 | 75 | Ei = E() |
paul@2 | 76 | |
paul@266 | 77 | print Ci # <__main__.C instance> |
paul@266 | 78 | print Ei # <__main__.E instance> |
paul@248 | 79 | |
paul@2 | 80 | def i(): |
paul@2 | 81 | c = Ci |
paul@266 | 82 | print c # <__main__.C instance> |
paul@2 | 83 | c = Ei |
paul@266 | 84 | print c # <__main__.E instance> |
paul@248 | 85 | |
paul@248 | 86 | i() |
paul@2 | 87 | |
paul@2 | 88 | def j(): |
paul@2 | 89 | global Ei |
paul@2 | 90 | Ei = C() |
paul@266 | 91 | print Ei # <__main__.C instance> |
paul@248 | 92 | |
paul@248 | 93 | j() |
paul@2 | 94 | |
paul@266 | 95 | print Ei # <__main__.C instance> |
paul@251 | 96 | |
paul@2 | 97 | L = [] |
paul@2 | 98 | M = [1] |
paul@2 | 99 | |
paul@248 | 100 | print L # [] |
paul@248 | 101 | print M # [1] |
paul@248 | 102 | |
paul@2 | 103 | def k(): |
paul@2 | 104 | c = L |
paul@248 | 105 | print c # [] |
paul@248 | 106 | |
paul@248 | 107 | k() |
paul@2 | 108 | |
paul@2 | 109 | def l(): |
paul@2 | 110 | global M |
paul@2 | 111 | M = [] |
paul@248 | 112 | print M # [] |
paul@248 | 113 | |
paul@248 | 114 | l() |
paul@248 | 115 | print M # [] |